police say the four universitydo of idaho student students, allp, twenty one and under, were beabbed to death with an edgedy weapon, a knife between believe three and four a.m. last sunday. the four ared iends an believed to be friends and lived in the same ta house off campus. police have revealed that two female roommates were home atd i the time of the early morninl g murders, but police were not called until around 12:00 noon on sunday. those two young women have not been ruled out as suspects and video shows caylee gone. cavs and madison morgauck n atau a food truck around 140 a.m.r just a short while before murders. d za meanwhile, ethan shapen and zana canoodle boyfriend girlfriend, were at a sigma chio house before returning home for the night. and blood appears to be seen on the outside of their home. the coroner says some or all of these students were found inn bed with multiple stab wounds.ds the father of one girl says hise daughter had defensive wounds. . jason .tonigh t